Related Clues:

• Light run
• Treadmill pace
• Enjoy a run
• ___ one's memory
• Do mild exercise
• Fitbit user's exercise
• Refresh, as the memory
• Cardio exercise
• Nudge, in a way
• Warm up on a treadmill
• Do some light cardio
• Warm-up run
• Break in some running shoes
• "__ my memory": "Give me a hint"
• Do some marathon training